Home / 15,663,001.62-21,616,244.24-8,694,333.89

Finding the Fourth Proportional to 15,663,001.62, 21,616,244.24 and 8,694,333.89

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Solution

The fourth proportional to 15,663,001.62, 21,616,244.24 and 8,694,333.89 is: 11,998,903.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,663,001.62 : 21,616,244.24 = 8,694,333.89 : x
  2. Step 2: Convert to fraction form
    15,663,001.62/21,616,244.24 = 8,694,333.89/x
  3. Step 3: Cross multiply
    15,663,001.62x = 21,616,244.24 × 8,694,333.89
  4. Step 4: Simplify right side
    15,663,001.62x = 187,938,844,718,796.41
  5. Step 5: Solve for x
    x = 187,938,844,718,796.41/15,663,001.62
  6. Step 6: Final answer
    x = 11,998,903.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.